Results 31 to 40 of about 5,606,712 (323)

The Dark Side of ROTSE-III Prompt GRB Observations [PDF]

open access: yes, 2007
We present several cases of optical observations during gamma-ray bursts (GRBs) which resulted in prompt limits but no detection of optical emission.
Gogus, Ersin, ROTSE, Collaboration
core   +7 more sources

Nonlinear quantum optical computing via measurement [PDF]

open access: yes, 2004
We show how the measurement induced model of quantum computation proposed by Raussendorf and Briegel [Phys. Rev. Letts. 86, 5188 (2001)] can be adapted to a nonlinear optical interaction. This optical implementation requires a Kerr nonlinearity, a single
Hutchinson, G. D., Milburn, G. J.
core   +1 more source

Imaging with Pairs of Skew Lenses [PDF]

open access: yes, 2017
Many of the properties of thick lenses can be understood by considering these as a combination of parallel ideal thin lenses that share a common optical axis. A similar analysis can also be applied to many other optical systems.
Belin, Jakub   +3 more
core   +1 more source

A Review of Fingerprint Sensors: Mechanism, Characteristics, and Applications

open access: yesMicromachines, 2023
Identification technology based on biometrics is a branch of research that employs the unique individual traits of humans to authenticate identity, which is the most secure method of identification based on its exceptional high dependability and ...
Yirong Yu   +5 more
doaj   +1 more source

Cognitive Functioning in Vorinostat‐Treated Pediatric and Young Adult Patients Over the First 180 Days After Hematopoietic Stem Cell Transplant

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Purpose Cognitive and psychological difficulties could negatively interfere with treatment adherence and quality of life before and after hematopoietic stem cell transplant (HSCT). Methods to mitigate these changes may have positive effects on treatment success.
Kristen L. Votruba   +11 more
wiley   +1 more source

Optical beam forming for phased-array antennas [PDF]

open access: yes, 2007
The activities of the Telecommunication Engineering (TE) group span the communications spectrum from copper cables, optical fibres, microwaves, radio and electromagnetic compatibility.
Borreman, A.   +6 more
core   +8 more sources

Opto Field-Effect Transistors for Detecting Quercetin–Cu2+ Complex

open access: yesSensors, 2022
In this study, we explored the potential of applying biosensors based on silicon nanowire field-effect transistors (bio–NWFETs) as molecular absorption sensors.
Pradhana Jati Budhi Laksana   +5 more
doaj   +1 more source

Frequency stability of a self-phase-locked degenerate continuous-wave optical parametric oscillator [PDF]

open access: yes, 2003
The properties of a self-phase-locked by-2-divider optical parametric oscillator are presented. A locking range of up to 156 MHz is measured, and the divider's relative frequency stability is shown to be better than 6/spl times/10/sup -14/
Boller, Klaus J.   +4 more
core   +1 more source

Computational toolbox for optical tweezers in geometrical optics

open access: yes, 2014
Optical tweezers have found widespread application in many fields, from physics to biology. Here, we explain in detail how optical forces and torques can be described within the geometrical optics approximation and we show that this approximation ...
Callegari, Agnese   +3 more
core   +1 more source

MYCN Amplification in RB1‐Inactivated Retinoblastoma: Association With High‐Risk Features

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Background MYCN amplification occurs in a subset of retinoblastoma cases, both with and without RB1 inactivation. It has been suggested that retinoblastomas with MYCN amplification represent a distinct entity with more aggressive clinical behavior.
Kyriaki Papaioannou   +9 more
wiley   +1 more source

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